initial isnan.m4 file that checks whether there's some form of the isnan() macro/function available on the sytem, correspondingly defining HAVE_ symbols.
initial isnan.m4 file that checks whether there's some form of the isnan() macro/function available on the sytem, correspondingly defining HAVE_ symbols.


kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1